Seasonality
CBU seasonality — Community Bank System, Inc.
Over the last 11 years, CBU's strongest month on average has been November (+5.5%) and its weakest September (-4.8%).
Average return by month
Month-by-month statistics
| Month | Avg | Median | Up % | Best | Worst | Yrs |
|---|---|---|---|---|---|---|
| Jan | -1.56% | -2.47% | 40% | +8.8% | -12.2% | 10 |
| Feb | +1.18% | +0.91% | 60% | +9.8% | -8.2% | 10 |
| Mar | -3.54% | -3.57% | 30% | +7.8% | -14.0% | 10 |
| Apr | +0.64% | +1.48% | 60% | +11.2% | -10.0% | 10 |
| May | +0.52% | +1.46% | 60% | +6.5% | -7.0% | 10 |
| Jun | -0.07% | -0.12% | 50% | +6.5% | -6.7% | 10 |
| Jul | +4.02% | -0.58% | 50% | +30.6% | -7.3% | 10 |
| Aug | -0.39% | -1.87% | 40% | +13.6% | -11.7% | 10 |
| Sep | -4.78% | -6.33% | 20% | +7.4% | -11.2% | 10 |
| Oct | +2.00% | +4.33% | 70% | +9.9% | -5.4% | 10 |
| Nov | +5.51% | +4.34% | 89% | +13.2% | -1.4% | 9 |
| Dec | +0.93% | +0.65% | 60% | +17.5% | -11.2% | 10 |
Monthly returns heat map — CBU
price return, %| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 8.8 | -3.1 | -3.1 | 8.0 | 0.4 | 5.5 | -3.4 | -3.2 | -5.1 | 4.8 | 3.8 | +12.7% | |
| 2025 | 6.2 | -3.4 | -10.2 | -4.0 | 3.0 | 1.1 | -7.3 | 13.6 | -2.1 | -5.4 | 2.3 | 1.2 | -6.9% |
| 2024 | -12.2 | -1.0 | 6.0 | -10.0 | 5.2 | 3.9 | 30.6 | -0.8 | -5.0 | 5.3 | 13.2 | -10.9 | +18.4% |
| 2023 | -8.3 | 5.8 | -14.0 | -4.8 | -1.0 | -5.2 | 14.8 | -11.7 | -11.2 | -5.3 | 11.0 | 17.5 | -17.2% |
| 2022 | -4.1 | 2.1 | -3.8 | -8.2 | 2.5 | -4.1 | 6.4 | -2.9 | -8.1 | 3.9 | 4.3 | -3.4 | -15.5% |
| 2021 | 4.1 | 9.8 | 7.8 | 1.2 | 4.5 | -6.7 | -5.3 | 3.3 | -7.5 | 4.8 | -1.4 | 5.4 | +19.5% |
| 2020 | -6.6 | -8.2 | -3.3 | 6.3 | -4.9 | -4.0 | -1.4 | 7.0 | -9.5 | 6.5 | 7.3 | 0.1 | -12.2% |
| 2019 | 2.8 | 8.1 | -7.8 | 11.2 | -7.0 | 6.5 | 0.2 | -7.6 | 1.1 | 9.9 | 0.1 | 4.5 | +21.7% |
| 2018 | -0.8 | 0.0 | 0.5 | 5.0 | 6.5 | -1.4 | 7.1 | 4.5 | -7.7 | -4.4 | 12.4 | -11.2 | +8.5% |
| 2017 | -5.5 | 1.8 | -7.5 | 1.8 | -3.9 | 3.7 | -1.6 | -6.3 | 7.4 | 0.1 | 0.2 | -2.9 | -13.0% |
| 2016 | 9.0 |